lights out. ♪ (sirens) (train horn) ♪ vo: wherever our trains go, the economy comes to life. norfolk southern. one line, infinite possibilities. >>> well, in a is one of the critical swing states that could go a long way to deciding this election. voters are split in the latest polls, so who will win is anyone's guess in a state that has developed a reputation for voting problems, and this year voters are dealing with incredibly long lines now in an effort to avoid long lines on tuesday. we get more from our john zarella. >> reporter: call it the florida frenzy that gets people on their feet and singing. ♪ i will march in ♪ we'll march in >> reporter: some camped out just to say they could be first in the door. you would think it was an after-christmas sale. >> we've got two sleeping bags in case it gets cold. got a blanket. >> reporter: some came by bus from churches and long lines not a deterrent. >> we waited 100 years to get here so what is three or four hours. >> reporter: this is early voting in florida. democrats make it a point to turn out big numbers in early vot